The lock is optional so don't let it get you down.
I chose the M&P over the XD because it had a lower bore axis, much better trigger IMO, and better ergonomics. It all culminates in a better shooting experience. YMMV.
I chose the M&P over the XD because it had a lower bore axis, much better trigger IMO, and better ergonomics. It all culminates in a better shooting experience. YMMV.